CASY260821P00780000
Put
Expiry21 Aug 2026
Strike780.00
Volume46
OI166
IV0.36
Contract Tape
CASY most active options contracts
Full contract-level activity ranked by volume, with side, expiry, strike, open interest, and implied volatility context.
By volume
484
records
Detail Tape
CASY most active options contracts
Contract
CASY260821P00800000
Side
Put
Expiry21 Aug 2026
Strike800.00
Volume41
OI47
IV0.32
Contract
CASY260821C01060000
Side
Call
Expiry21 Aug 2026
Strike1060.00
Volume20
OI46
IV0.25
Contract
CASY260821C00920000
Side
Call
Expiry21 Aug 2026
Strike920.00
Volume18
OI205
IV0.36
Contract
CASY261120C00750000
Side
Call
Expiry20 Nov 2026
Strike750.00
Volume16
OI25
IV0.38
Contract
CASY260821P00820000
Side
Put
Expiry21 Aug 2026
Strike820.00
Volume11
OI59
IV0.33
Contract
CASY260918C00900000
Side
Call
Expiry18 Sep 2026
Strike900.00
Volume10
OI-
IV0.41
Contract
CASY260821C00860000
Side
Call
Expiry21 Aug 2026
Strike860.00
Volume5
OI118
IV0.35
Contract
CASY260821C00900000
Side
Call
Expiry21 Aug 2026
Strike900.00
Volume3
OI286
IV0.34
Contract
CASY260821C00940000
Side
Call
Expiry21 Aug 2026
Strike940.00
Volume3
OI138
IV0.36
Contract
CASY260821P00750000
Side
Put
Expiry21 Aug 2026
Strike750.00
Volume3
OI100
IV0.19
Contract
CASY260821P00870000
Side
Put
Expiry21 Aug 2026
Strike870.00
Volume3
OI38
IV0.35
Contract
CASY260918P00720000
Side
Put
Expiry18 Sep 2026
Strike720.00
Volume3
OI11
IV0.41
Contract
CASY260821C00880000
Side
Call
Expiry21 Aug 2026
Strike880.00
Volume2
OI176
IV0.35
Contract
CASY260821P00840000
Side
Put
Expiry21 Aug 2026
Strike840.00
Volume2
OI132
IV0.35
Contract
CASY260821C00870000
Side
Call
Expiry21 Aug 2026
Strike870.00
Volume2
OI54
IV0.35
Contract
CASY260821C00970000
Side
Call
Expiry21 Aug 2026
Strike970.00
Volume2
OI40
IV0.34
Contract
CASY260918C00870000
Side
Call
Expiry18 Sep 2026
Strike870.00
Volume2
OI29
IV0.41
Contract
CASY260918C01040000
Side
Call
Expiry18 Sep 2026
Strike1040.00
Volume2
OI11
IV0.39
Contract
CASY260918P00770000
Side
Put
Expiry18 Sep 2026
Strike770.00
Volume2
OI2
IV0.41
Contract
CASY260918P00800000
Side
Put
Expiry18 Sep 2026
Strike800.00
Volume2
OI-
IV0.41
Contract
CASY261120C00900000
Side
Call
Expiry20 Nov 2026
Strike900.00
Volume1
OI120
IV0.38
Contract
CASY260821C01000000
Side
Call
Expiry21 Aug 2026
Strike1000.00
Volume1
OI61
IV0.18
Contract
CASY260821P00720000
Side
Put
Expiry21 Aug 2026
Strike720.00
Volume1
OI45
IV0.38
Contract
CASY260821C00890000
Side
Call
Expiry21 Aug 2026
Strike890.00
Volume1
OI41
IV0.34
Contract
CASY260821C00700000
Side
Call
Expiry21 Aug 2026
Strike700.00
Volume1
OI38
IV0.45
Contract
CASY260821C00740000
Side
Call
Expiry21 Aug 2026
Strike740.00
Volume1
OI32
IV0.37
Contract
CASY270219P00700000
Side
Put
Expiry19 Feb 2027
Strike700.00
Volume1
OI28
IV0.38
Contract
CASY261120P00750000
Side
Put
Expiry20 Nov 2026
Strike750.00
Volume1
OI17
IV0.37
Contract
CASY261120C00830000
Side
Call
Expiry20 Nov 2026
Strike830.00
Volume1
OI16
IV0.38
Contract
CASY261120P00770000
Side
Put
Expiry20 Nov 2026
Strike770.00
Volume1
OI11
IV0.38
Contract
CASY260821C00680000
Side
Call
Expiry21 Aug 2026
Strike680.00
Volume1
OI9
IV0.50
Contract
CASY261120P00760000
Side
Put
Expiry20 Nov 2026
Strike760.00
Volume1
OI9
IV0.38
Contract
CASY260821C00910000
Side
Call
Expiry21 Aug 2026
Strike910.00
Volume1
OI5
IV0.35
Contract
CASY260918P00750000
Side
Put
Expiry18 Sep 2026
Strike750.00
Volume1
OI3
IV0.41
Contract
CASY260918C00690000
Side
Call
Expiry18 Sep 2026
Strike690.00
Volume1
OI2
IV0.42
Contract
CASY260918P00790000
Side
Put
Expiry18 Sep 2026
Strike790.00
Volume1
OI2
IV0.41
Contract
CASY260918C01020000
Side
Call
Expiry18 Sep 2026
Strike1020.00
Volume1
OI2
IV0.39
Contract
CASY260821C00710000
Side
Call
Expiry21 Aug 2026
Strike710.00
Volume1
OI1
IV0.44
Contract
CASY260918P00870000
Side
Put
Expiry18 Sep 2026
Strike870.00
Volume1
OI1
IV0.41
Plain English Guide
Options context
What usually looks constructive
What usually looks cautious
Options can move quickly and can lose value fast. Treat this as research context, not a buy or sell instruction.